Improvement in cultivator-teeth



dem ,swag 1 EB. PRATT, or MONROE, WISCONSIN.

Letters Patent No. 92,880, elated Jul-y 20, 1869.

IMPROVEMENT IN2- CULTIVATOR-TEETH.

The Schedule referred to in these Letters Patent and making part of thes'ame.

To all whom it 'may concern:

Be it known that I, E. B. PRATT, of Monroe, in the county of Green, and State of VViscousin, have invented certain new and useful Improvements in Oultivator-Tecth and I do hereby declare that the following is a full, clear, and exact description thereof', reference being had to the accompanying drawings, and to the letters of reference marked thereon, which form apart ot this specification, and in which is represented a perspective viewol my cultivator.

The nature of my invention consists in the employ--A ment of a triangular frame,- provded wit-h V-shaped eultivators, the edges of the cultivators forming an attached to the said trame.

To enable others skilled in the art Ato which my invention appertains, to make and use the same, I will now describe its construction and operation.

In the accompanying drawing- A represents the frame, which consists of the bars a a, secured tothe bar B in au angular shape.

acute angle with the plate to which the cultivators are C' is a cross-bar, securing the bars a a and B, as-

seen 'in the drawing.

l) b represent the cultivators, which are formed with wings, as seen in the drawing, and also with a flange or projection, d, by which the cnltivators are secured to the frame.

The edges of the cultivators form an acute angle.

with thev plates l,'and are so arranged that they are parallel to each other.

Having thus descn'bcd my invention,

What I claim as new, and desire to secure by Leb' AI ax my signature, in presence of two witnesses.

E. B. PRATT.

VVitnes'ses:

S. W. ABBOTT, J. P. PRESTON, 

